add numeric type support to to_char() function for issue #189
add numeric type support to to_char() function for issue #189
doc for number support in to_char() for issue #189
Remove javadoc warnings for missing params
make type checking more generic in to_char() for issue #189
Merge pull request #191 from elilevine/master

Add numeric type support to TO_CHAR() for issue #189
Update README and run SQL file from SqlLine
Merge pull request #193 from mujtabachohan/master

Update README and allow running SQL file from SqlLine